Importance

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Abstract

A linear actuator has a cylinder body having a slot defined therein, a slide table, a joint connected substantially perpendicularly to a lower surface of the slide table, a pair of pistons slidably disposed in a through hole defined in the cylinder body and defining respective cylinder chambers in the through hole, for displacing the joint in response to a fluid under pressure supplied to one of the cylinder chambers, a guide projecting from a lower surface of the slide table, a pair of spaced guide blocks projecting from an upper surface of the cylinder body, and a plurality of balls rollingly interposed between the guide and the guide blocks.

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First Claim